ICC rules: No ‘soft signal’ in World Test Championship final

Earlier, the on-field umpires would refer a catch that needed to be checked to the third umpire, but would also give a signal suggesting their own decision. The third umpire needed to have ‘conclusive evidence’ to overturn the on-field call. Form now, such catches will be solely decided by the third umpire.

Source: Cricket News: Latest Cricket News, Live Scores, Results, Upcoming match Schedules | Times of India